1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.journal.util;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.util.GetterUtil;
28  import com.liferay.portal.kernel.util.HttpUtil;
29  
30  import java.io.StringReader;
31  
32  import java.util.Map;
33  
34  import javax.xml.transform.Source;
35  import javax.xml.transform.stream.StreamSource;
36  
37  /**
38   * <a href="URIResolver.java.html"><b><i>View Source</i></b></a>
39   *
40   * @author Brian Wing Shun Chan
41   */
42  public class URIResolver implements javax.xml.transform.URIResolver {
43  
44      public URIResolver(Map<String, String> tokens, String languageId) {
45          _tokens = tokens;
46          _languageId = languageId;
47      }
48  
49      public Source resolve(String href, String base) {
50          try {
51              String content = null;
52  
53              int templatePathIndex = href.indexOf(_GET_TEMPLATE_PATH);
54  
55              if (templatePathIndex >= 0) {
56                  int templateIdIndex =
57                      templatePathIndex + _GET_TEMPLATE_PATH.length();
58  
59                  long groupId = GetterUtil.getLong(_tokens.get("group_id"));
60                  String templateId =
61                      href.substring(templateIdIndex, href.length());
62  
63                  content = JournalUtil.getTemplateScript(
64                      groupId, templateId, _tokens, _languageId);
65              }
66              else {
67                  content = HttpUtil.URLtoString(href);
68              }
69  
70              return new StreamSource(new StringReader(content));
71          }
72          catch (Exception e) {
73              _log.error(href + " does not reference a valid template");
74  
75              return null;
76          }
77      }
78  
79      private static final String _GET_TEMPLATE_PATH =
80          "/c/journal/get_template?template_id=";
81  
82      private static Log _log = LogFactoryUtil.getLog(URIResolver.class);
83  
84      private Map<String, String> _tokens;
85      private String _languageId;
86  
87  }